2005363780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2113}}^1\times {\mathrm{6779}}^1$

素因数の和:8908

約数の個数: 48

約数和(自身を含む): 4815861120

約数和(自身を除く): 2810497340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2113, 4226, 6779, 8452, 10565, 13558, 14791, 21130, 27116, 29582, 33895, 42260, 47453, 59164, 67790, 73955, 94906, 135580, 147910, 189812, 237265, 295820, 474530, 949060, 14324027, 28648054, 57296108, 71620135, 100268189, 143240270, 200536378, 286480540, 401072756, 501340945, 1002681890, 2005363780]

約数ペア:

[(1, 2005363780), (2, 1002681890), (4, 501340945), (5, 401072756), (7, 286480540), (10, 200536378), (14, 143240270), (20, 100268189), (28, 71620135), (35, 57296108), (70, 28648054), (140, 14324027), (2113, 949060), (4226, 474530), (6779, 295820), (8452, 237265), (10565, 189812), (13558, 147910), (14791, 135580), (21130, 94906), (27116, 73955), (29582, 67790), (33895, 59164), (42260, 47453)]